例2.9.txt

铁道出版社出版的C++的习题源代码

#include<iostream.h>
void main()
{
	int a(5);
	int &ra=a;
	cout<<"a="<<a<<','<<"ra="<<ra<<endl;
	a+=5;
	cout<<"a="<<a<<','<<"ra="<<ra<<endl;
	ra+=5;
	cout<<"a="<<a<<','<<"ra="<<ra<<endl;
	cout<<"&a="<<&a<<','<<"&ra="<<&ra<<endl;
	int b(-10);
	ra=b;
	cout<<"a="<<a<<','<<"b="<<b<<','<<"ra="<<ra<<endl;
	cout<<"&a="<<&a<<','<<"&b="<<&b<<','<<"&ra="<<&ra<<endl;
}